Humidifier



FIG. 1 is a front view of the humidifier;

FIG. 2 is a back view of the humidifier;

FIG. 3 is a right side view of the humidifier;

FIG. 4 is a left side view of the humidifier;

FIG. 5 is a top view of the humidifier;

FIG. 6 is a bottom view of the humidifier; and,

FIG. 7 is a top back perspective view of the humidifier.

The evenly spaced broken lines and areas within said broken lines depict portions of the humidifier that form no part of the claimed design.

In FIG. 6 , the dot-dash-dot broken line denotes the boundary of the claimed design and forms no part thereof. 

CLAIM The ornamental design for a humidifier, as shown and described. 